GGB Marine Exhaust Insert-Competition 4" (Pair)

GGB Exhaust

GGB Marine Exhaust Insert-Competition 4" (Pair)
  • GGB Marine Exhaust Insert-Competition 4" (Pair)
  • GGB Marine Exhaust Insert-Competition 4" (Pair)
  • GGB Marine Exhaust Insert-Competition 4" (Pair)

$109.48

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  • Slip in muffler insert. 3.75” O.D. X 5.5” long, 3 rings
  • Slip in muffler insert. 3.75 O.D. X 8.5” long, 5 rings.
  • Slip in muffler insert. 3.75 O.D. X 12” long, 7 rings.
  • Slip in muffler insert. 3.75” O.D. X 16” long, 9 rings.
  • Slip in muffler insert. 3.75” O.D. X 20” long, 11 rings.

 

 Compatible with wet or dry exhaust. Mounting hardware included. Sold in pairs.  

Applications
4” wet exhaust.
4.5” double wall dry CMI, Stainless Marine and Stellings exhaust.

*Will not fit dry exhaust with 1” water dump tube. See Slotted Insert.

4” Comp – Power Rated 900HP
GGB Comp mufflers provide increased exhaust flow for higher HP engines. The Comp model can be installed 
on lower HP engines for additional exhaust flow and a more aggressive exhaust note.

*The 4” Comp muffler has been installed on higher HP engines.

*Competition has a larger centre hole and provides a little more exhaust flow than the Sport

 

  • Model Competition
  • Rated dual exhaust gas / diesel up to 900hp
  • Length 5.5", 8.5", 12", 16", 20" including mounting tab
  • OD 3.75"
  • Construction stainless steel
  • Compatible wet or dry
  • Installation drill 5/16 hole through exhaust

 

 

 

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